EX0G1 



combinations can be i fleeted bj bui I •' 

 constancy of Buch chara< 

 talons Order that is Dot also apetal 

 monopetalous, of which Rneworts, Housela ',.-. ' 

 Milkworts, and man, more, afford famUiar - 

 an- occasionally polypetalous, as in man) 



monopt taloua structure becomes polypetalous in all 

 even indeed in Buch natural Ord ie Primv 



altogether, aa inOliveworts and Primworts. Nor is it \ 



derived from the calyx ami corolla Bhould - 

 for, in tin- first place, those organs are physiological!) 

 distinction having no real existence except i 

 and, in thr next place, the importance of them to tin 

 can hardly he considerable, when we find that plant 

 well in their absence as in their presence, and even tl 

 Borne Leguminous plant-, the common Apple &c, which habit 

 them, seeds are matured as freely when they ar. partiallj 

 a - ate of high development. For thi 

 here rejected as - Buited for distinguishing the prii 



the Sub-classes, of Bxogens. 



We are not, however, justified in assuming that th< 

 are uever of any high importance in plant- ; and, t 1 . while 



are objectionable as forming the basis of a classification 



rnised as having a real value in connection with t) 

 stamens have no adhesion t>> either calj olla, then it i 



that the latter organs may be dispensed with; and for I 

 Sub-class of hermaphrodite Bxogens is characterised b\ I 

 entirely clear of the floral envelopes, or being, in the I 

 II ypi gj nous. But it' there is any adhesion between ; ; 



calyx or corolla, it may equally be assumed that tin e i 



\ to the other : for thi- reason the Pericrvnou9 i 

 a- a valid mark of a Sub-class ; 1 1- >T . howi 

 adhesion, hut a real and manifest union of the parts : and it 

 immaterial whether the stamens grow on the \ 

 they grow on one of them. 



Beyond thi- we have that further dej 

 gave the name of Epigynous : consisting of a union 

 corolla to the Btamens, hut of all tho& 



Thi-, in which it may he BUppOSed that a higher d 



incorporation of the floral organs exists than in tie - 

 the distinctive mark of a third Sub-class of hermaphi 

 that the Sub-classes are established en the foll< 



Pi ... I. V 



Plowi /•.< In rmopArod 



nmt not a • \tker cahp ■ ■ : 



Stamens adhering to ■ 



roUaoll a 



This, it may be -aid. is essentially the old ph. 

 this material difference between the metho : 

 great chief of the French school : tl 

 character is made primary : while his primary 



